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Jyutping si3 gam1
Pinyin shì jīn

Definitions (CC-CEDICT)
  1. assay
Examples (粵典–words.hk)
  1. Cantonese
    呢场赛事有唔少靓马参赛,系马匹实力嘅试金石。
    呢場賽事有唔少靚馬參賽,係馬匹實力嘅試金石。
    ni1 coeng4 coi3 si6 jau5 m4 siu2 leng3 maa5 caam1 coi3, hai6 maa5 pat1 sat6 lik6 ge3 si3 gam1 sek6.
    • Competing in this race are some good horses. It is a touchstone for their strength.
Examples (Wiktionary)
  1. Mandarin
    这种事情是夫妻感情好坏的分水岭,试金石!
    這種事情是夫妻感情好壞的分水嶺,試金石!
    zhè zhǒng shì qíng shì fū qī gǎn qíng hǎo huài de fēn shuǐ lǐng , shì jīn shí !
    • This (a couple's sex life) is the kind of thing that is a critical indicator, an acid test, of how a husband and wife feel about each other!